Huawei's mobile phone glory plays with the 4x mobile phone prompt light, which keeps flashing green. What does that mean?

Huawei's mobile phone proudly played with the 4x mobile phone prompt light, which kept flashing. The green one is the notification prompt. You need:

1. Click Settings.

2. Click Show

3. Find breathing light in the notification and status bar and set relevant notification prompts, and the lights will stop flashing.